How to make:1. Peel mango and grate it.2.Heat oil, add urad dal, fenugreek seeds and asafetida and fry them.3. In a bowl, mix grated mango, jaggery, red chili powder, salt and coconut.4. Add tadka to this above mixture and grind it into chutney.Do not add water while grinding.This chutney can be stored upto 3 days at room temperature.